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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-7090

A vulnerability, which was classified as critical, has been found in Belkin F9K1122 1.00.33.

HIGH 7.4EPSS 6.78%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (6.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability, which was classified as critical, has been found in Belkin F9K1122 1.00.33. Affected by this issue is the function formConnectionSetting of the file /goform/formConnectionSetting of the component webs. The manipulation of the argument max_Conn/timeOut leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0
7.4 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
6.78% probability · 94th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-119, CWE-121
Affected
belkin/f9k1122 firmware
Source
cna@vuldb.com
EPSS trend
0%5%10%7 October 2026: 6.78%26 October 2026: 6.78%7 October 202626 October 2026

EPSS moved from 6.8% on 7 October 2026 to 6.8% on 26 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.